catalog.java

来自「Online flight booking」· Java 代码 · 共 55 行

package coreservlets;

/** A catalog listing the items available in inventory.
 *  <P>
 *  Taken from Core Servlets and JavaServer Pages
 *  from Prentice Hall and Sun Microsystems Press,
 *  http://www.coreservlets.com/.
 *  &copy; 2000 Marty Hall; may be freely used or adapted.
 */
public class Catalog {
    // This would come from a database in real life

    private static Item[] items = {new Item("OA2002",
        "Olympic Airlines",
        "04/25/2009","13:30",
        "London",
        147.95),
        new Item("A3600",
        "Aegean",
        "04/25/2009","13:30",
        "London",
        134.95),
        new Item("A3604",
       "Aegean",
        "04/25/2009","13:30",
        "Paris",
        104.95),
        new Item("E5003",
       "Easy Jet",
        "04/25/2009","13:30",
        "London",
        60.95),
        new Item("OA2005",
        "Olympic Airlines",
        "04/25/2009","05:20",
        "Paris",
        126.95)
    };

    public static Item getItem(String itemID) {
        Item item;
        if (itemID == null) {
            return (null);
        }
        for (int i = 0; i < items.length; i++) {
            item = items[i];
            if (itemID.equals(item.getItemID())) {
                return (item);
            }
        }
        return (null);
    }
}